PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/29-04:43:00
G01     311.3          29.7                6.5 +/-    2.50      11.5 +/-    2.50  0.080 / 0.150
G10     100.4          43.5                5.0 +/-    0.57       6.8 +/-    0.57  0.090 / 0.120
G11     287.1          27.9                4.8 +/-    1.83       8.8 +/-    1.83  0.040 / 0.050
G14     338.3          69.3                6.5 +/-    0.97       6.9 +/-    0.97  0.040 / 0.060
G18     285.7          48.6                5.8 +/-    0.94       7.4 +/-    0.94  0.080 / 0.210
G20     111.7          38.5                7.7 +/-    1.40      11.5 +/-    1.40  0.080 / 0.170
G22     307.9          21.9                3.8 +/-    1.78       7.9 +/-    1.78  0.050 / 0.050
G25     86.8           14.7                4.7 +/-    1.48      11.8 +/-    1.48  0.040 / 0.060
G31     166.8          61.0                7.9 +/-    0.83       8.9 +/-    0.83  0.110 / 0.170
G32     32.6           54.8                3.9 +/-    0.65       4.7 +/-    0.65  0.090 / 0.120